CN203700284U - Convection section residual heat recovering system for reforming reaction heating furnace - Google Patents
Convection section residual heat recovering system for reforming reaction heating furnace Download PDFInfo
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- CN203700284U CN203700284U CN201320798909.7U CN201320798909U CN203700284U CN 203700284 U CN203700284 U CN 203700284U CN 201320798909 U CN201320798909 U CN 201320798909U CN 203700284 U CN203700284 U CN 203700284U
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Abstract
The utility model relates to the technical field of refining equipment, and in particular relates to a convection section residual heat recovering system for a reforming reaction heating furnace. The convection section residual heat recovering system comprises a reforming reaction furnace, a reaction furnace convection section and a chimney, wherein the flue gas output end of the reaction furnace convection section is connected with the flue input end of an air preheater; the flue gas output end of the air preheater is connected with the flue gas input end of a draught fan; the flue gas output end of the draught fan is connected with a smoke pipe; the air output end of an air blower is connected with the air input end of the air preheater; and the air output end of the air preheater is connected with the air input end of the reforming reaction furnace. Compared with the prior art, the convection section residual heat recovering system has the advantages that the air preheater is arranged between the reaction furnace convection section and the smoke pipe, a heating medium in the reaction furnace convection section is replaced, the residual heat of flue gas can be fully exchanged with the air and deoxygenated water or a process medium or deoxygenated water and the process medium, and the temperature of air entering the heating furnace is raised, so that the combustion effect of the heating furnace is improved, the heat utilization efficiency is increased, and the efficiency of the heating furnace is increased.
Description
Technical field
The utility model relates to refining equipment technical field, specifically a kind of reforming reaction process furnace convection zone residual neat recovering system.
Background technology
Reformer mainly comprises raw materials pretreatment unit, reforming reaction unit and rear refined unit.In raw materials pretreatment unit with interchanger and process furnace etc. by fuel oil preheating to pre-hydrotreating reaction temperature.Processing medium after hydrogenation need to carry out fractionation, and the material that is not suitable for reforming reaction is removed, and Fractionator Bottom heat-supplying mode is process furnace.Reforming reaction is strong endothermic reaction, after each reforming reactor, all needs with process furnace, oil product to be heated to reforming reaction temperature again.Therefore, reclaim the flue gas heat of process furnace, to improving the efficiency of reforming furnace and reducing plant energy consumption and important.
Referring to Fig. 1, reforming reaction stove 1 is provided with fuel input terminus and air input terminus, and the heating medium of Reaktionsofen convection zone 2 is deaerated water, and deaerated water enters by tube side input terminus 7, becomes steam and discharges by tube side output terminal 8.The high-temperature flue gas that reforming reaction stove 1 produces is emptying through chimney 3 after Reaktionsofen convection zone 2 produces steam.But the temperature of high-temperature flue gas when emptying is higher, heat is not fully recycled.
Therefore, designing a kind of can be vital by the reforming reaction process furnace convection system of flue gas waste heat recovery.
Summary of the invention
The purpose of this utility model is to overcome the deficiencies in the prior art, provide a kind of can be by the reforming reaction process furnace convection system of flue gas waste heat recovery.
In order to achieve the above object, the utility model has designed a kind of reforming reaction process furnace convection zone residual neat recovering system, comprise reforming reaction stove, Reaktionsofen convection zone and chimney, it is characterized in that: the flue gas output terminal of Reaktionsofen convection zone is connected with the flue gas input terminus of air preheater, the flue gas output terminal of air preheater is connected with the flue gas input terminus of induced draft fan, the flue gas output terminal of induced draft fan is connected with chimney, the air output terminal of gas blower is connected with the air input terminus of air preheater, the air output terminal of air preheater is connected with the air input terminus of reforming reaction stove.
The tube side input terminus of described Reaktionsofen convection zone and deaerated water or processing medium or deaerated water and processing medium are connected, and the tube side output terminal of Reaktionsofen convection zone and steam or processing medium or steam and processing medium are connected.
The flue gas output terminal of described Reaktionsofen convection zone is connected by pipeline with described chimney, and pipeline is provided with switch.
The air output terminal of described gas blower is connected by pipeline with the air input terminus of described reforming reaction stove, and pipeline is provided with switch.
The utility model compared with the existing technology, between Reaktionsofen convection zone and chimney, increase air preheater, Reaktionsofen convection zone heating medium changes deaerated water or processing medium or deaerated water and processing medium into by deaerated water, make fume afterheat can with air and deaerated water or processing medium or deaerated water and processing medium heat exchange, improve the air themperature that enters process furnace, thereby improve combustion efficacy and the heating efficiency of process furnace, and then improved heater efficiency.
Brief description of the drawings
Fig. 1 is the structural representation of prior art.
Fig. 2 is structural representation of the present utility model.
Referring to Fig. 1 and Fig. 2,1 is reformation Reaktionsofen; 2 is Reaktionsofen convection zone; 3 is chimney; 4 is air preheater; 5 is induced draft fan; 6 is gas blower; 7 is tube side input terminus; 8 is tube side output terminal.
Embodiment
Now by reference to the accompanying drawings the utility model is described further.
Referring to Fig. 2, the utility model is a kind of reforming reaction process furnace convection zone residual neat recovering system, comprises reforming reaction stove, Reaktionsofen convection zone and chimney.The flue gas output terminal of Reaktionsofen convection zone 2 is connected with the flue gas input terminus of air preheater 4, the flue gas output terminal of air preheater 4 is connected with the flue gas input terminus of induced draft fan 5, the flue gas output terminal of induced draft fan 5 is connected with chimney 3, the air output terminal of gas blower 6 is connected with the air input terminus of air preheater 4, and the air output terminal of air preheater 4 is connected with the air input terminus of reforming reaction stove 1.
In the utility model, the tube side input terminus 7 of Reaktionsofen convection zone 2 and deaerated water or processing medium or deaerated water and processing medium are connected, and the tube side output terminal 8 of Reaktionsofen convection zone 2 and steam or processing medium or steam and processing medium are connected.
The flue gas output terminal of Reaktionsofen convection zone 2 is connected by pipeline with chimney 3, and pipeline is provided with switch, as the spare duct between Reaktionsofen convection zone 2 and chimney 3.
The air output terminal of gas blower 6 is connected by pipeline with the air input terminus of reforming reaction stove 1, and pipeline is provided with switch, as the spare duct between gas blower 6 and reforming reaction stove 1.
The utility model is in the time of work, band to be discharged warm flue gas is entered air preheater 4 fume side by Reaktionsofen convection zone 2 of having a surplus, air is entered the air side of air preheater 4 by gas blower 6, have a surplus warm flue gas and air of band to be discharged carries out heat exchange in air preheater 4, flue gas after heat exchange is delivered to chimney 3 by induced draft fan 5 and is discharged, and the air after heat exchange heats up enters in reforming reaction stove 1.So far, the utility model end-of-job.
The utility model increases air preheater 4 between Reaktionsofen convection zone 2 and chimney 3, Reaktionsofen convection zone 2 heating mediums change deaerated water or processing medium or deaerated water and processing medium into by deaerated water, make fume afterheat can with air and deaerated water or processing medium or deaerated water and processing medium heat exchange, improve the air themperature that enters process furnace, thereby improve combustion efficacy and the heating efficiency of process furnace, and then improved heater efficiency.
Claims (4)
1. a reforming reaction process furnace convection zone residual neat recovering system, comprise reforming reaction stove, Reaktionsofen convection zone and chimney, it is characterized in that: the flue gas output terminal of Reaktionsofen convection zone (2) is connected with the flue gas input terminus of air preheater (4), the flue gas output terminal of air preheater (4) is connected with the flue gas input terminus of induced draft fan (5), the flue gas output terminal of induced draft fan (5) is connected with chimney (3), the air output terminal of gas blower (6) is connected with the air input terminus of air preheater (4), the air output terminal of air preheater (4) is connected with the air input terminus of reforming reaction stove (1).
2. a kind of reforming reaction process furnace convection zone residual neat recovering system according to claim 1, it is characterized in that: the tube side input terminus (7) of described Reaktionsofen convection zone (2) and deaerated water or processing medium or deaerated water and processing medium are connected, the tube side output terminal (8) of Reaktionsofen convection zone (2) and steam or processing medium or steam and processing medium are connected.
3. a kind of reforming reaction process furnace convection zone residual neat recovering system according to claim 1, is characterized in that: the flue gas output terminal of described Reaktionsofen convection zone (2) is connected by pipeline with described chimney (3), and pipeline is provided with switch.
4. a kind of reforming reaction process furnace convection zone residual neat recovering system according to claim 1, it is characterized in that: the air output terminal of described gas blower (6) is connected by pipeline with the air input terminus of described reforming reaction stove (1), and pipeline is provided with switch.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320798909.7U CN203700284U (en) | 2013-12-05 | 2013-12-05 | Convection section residual heat recovering system for reforming reaction heating furnace |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320798909.7U CN203700284U (en) | 2013-12-05 | 2013-12-05 | Convection section residual heat recovering system for reforming reaction heating furnace |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203700284U true CN203700284U (en) | 2014-07-09 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201320798909.7U Expired - Fee Related CN203700284U (en) | 2013-12-05 | 2013-12-05 | Convection section residual heat recovering system for reforming reaction heating furnace |
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| CN (1) | CN203700284U (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104930485A (en) * | 2015-06-19 | 2015-09-23 | 上海优华系统集成技术股份有限公司 | Flue gas waste heat recovery system and recovery method and application thereof |
| CN107286977A (en) * | 2017-07-01 | 2017-10-24 | 上海英保能源化工科技有限公司 | Continuous reformer combination type heating furnace saves novel furnace |
| CN107523324A (en) * | 2017-08-11 | 2017-12-29 | 中国化学工程第六建设有限公司 | Reforming reaction heating furnace is used in oil refining |
| CN112265962A (en) * | 2020-10-30 | 2021-01-26 | 庄焱法 | Electric cooperative heat supply reforming reaction system |
-
2013
- 2013-12-05 CN CN201320798909.7U patent/CN203700284U/en not_active Expired - Fee Related
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104930485A (en) * | 2015-06-19 | 2015-09-23 | 上海优华系统集成技术股份有限公司 | Flue gas waste heat recovery system and recovery method and application thereof |
| CN107286977A (en) * | 2017-07-01 | 2017-10-24 | 上海英保能源化工科技有限公司 | Continuous reformer combination type heating furnace saves novel furnace |
| CN107523324A (en) * | 2017-08-11 | 2017-12-29 | 中国化学工程第六建设有限公司 | Reforming reaction heating furnace is used in oil refining |
| CN107523324B (en) * | 2017-08-11 | 2019-06-11 | 中国化学工程第六建设有限公司 | Oil refining reforming reaction heating furnace |
| CN112265962A (en) * | 2020-10-30 | 2021-01-26 | 庄焱法 | Electric cooperative heat supply reforming reaction system |
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Legal Events
| Date | Code | Title | Description |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CP01 | Change in the name or title of a patent holder | ||
| CP01 | Change in the name or title of a patent holder |
Address after: 200127 B, 9 floor, 2 building, 428 Yanggao South Road, Pudong New Area, Shanghai. Patentee after: SHANGHAI YOUHUA SYSTEM INTEGRATION TECHNOLOGY Co.,Ltd. Address before: 200127 B, 9 floor, 2 building, 428 Yanggao South Road, Pudong New Area, Shanghai. Patentee before: SHANGHAI YOUHUA SYSTEM INTEGRATION TECHNOLOGY Co.,Ltd. |
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| PE01 | Entry into force of the registration of the contract for pledge of patent right | ||
| PE01 | Entry into force of the registration of the contract for pledge of patent right |
Denomination of utility model: Convection section residual heat recovering system for reforming reaction heating furnace Effective date of registration: 20180910 Granted publication date: 20140709 Pledgee: Pudong Shanghai technology financing Company limited by guarantee Pledgor: SHANGHAI YOUHUA SYSTEM INTEGRATION TECHNOLOGY Co.,Ltd. Registration number: 2018310000056 |
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| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20140709 Termination date: 20211205 |